2554738 has 4 divisors (see below), whose sum is σ = 3832110. Its totient is φ = 1277368.

The previous prime is 2554733. The next prime is 2554753. The reversal of 2554738 is 8374552.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2380849 + 173889 = 1543^2 + 417^2 .

It is a d-powerful number, because it can be written as 2²¹ + 5⁴ + 5⁸ + 4⁸ + 7 + 3⁶ + 8² .

It is not an unprimeable number, because it can be changed into a prime (2554733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 638683 + ... + 638686.

2^2554738 is an apocalyptic number.

2554738 is a deficient number, since it is larger than the sum of its proper divisors (1277372).

2554738 is a wasteful number, since it uses less digits than its factorization.

2554738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1277371.

The product of its digits is 33600, while the sum is 34.

The square root of 2554738 is about 1598.3547791401. The cubic root of 2554738 is about 136.7042833858.

The spelling of 2554738 in words is "two million, five hundred fifty-four thousand, seven hundred thirty-eight".